/*
 * Copyright (C) 2023 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

export interface Cache {
  available(): number;

  totalLength(): number;

  read(buffer: ArrayBuffer, offset: number, length: number): number;

  append(data: ArrayBuffer, length: number);

  close(): Promise<void>;

  complete(): void;

  isCompleted(): boolean;

  setFileLength(length: number): void;
}